开展全国口腔健康调查时用

A．普查
B．抽样调查
C．预调查
D．捷径调查
E．问卷调查

下列程序段的功能为：单击窗体后，在D盘Temp目录下address.txt 文件中输入“张三，20，Male”。请填空。 Private Sub form_ click() Dim name As String Dim age As Integer Dim sex As String name = "张三": age = 20: sex = "Male" Open "D:\temp\Code.txt" For Append As #1 ______ #1, name, age, sex ______ End Sub